5. While loop pyramid.asm

.MODEL SMALL
.STACK 100H
.DATA
.CODE
INCLUDE 'EMU8086.INC'

MAIN PROC
    MOV AH, 2
    MOV DL, '*'
    MOV BL, 1

    WHILE1:
        CMP BL, 50
        JG END_WHILE1
        MOV DL, '*'

        MOV CL, 1

        WHILE2:
            CMP CL, BL
            JG END_WHILE2
            INT 21H
            INC CL
            JMP WHILE2

        END_WHILE2:
            MOV DL, 0AH
            INT 21H
            MOV DL, 0DH
            INT 21H
            INC BL
            JMP WHILE1
    END_WHILE1:
        MOV AH, 4CH
        INT 21H
        MAIN ENDP
END MAIN